Arizona 2nd
Democratic Rep. Ron Barber led retired Republican Air Force Col. Martha McSally by about 500 votes Monday afternoon. Arizona Democrats are increasingly confident he will hold onto the seat, based on the geographic trendlines they are seeing as the votes come in.

California 7th
Democratic physician Ami Bera’s lead over GOP Rep. Dan Lungren continues to increase. It hit 1,779 votes as of Sunday night. Once vote counting is finished the slim margin could make this race ripe for a recount, which must be requested by one of the candidates.

California 52nd
San Diego Port Commissioner Scott Peters, a Democrat, led GOP Rep. Brian Bilbray by 1,334 votes as of Sunday night, an increase of about 400 votes since the close of counting on Thursday. A recount is also likely in this race.

Florida 18th
Republican Rep. Allen West trailed Democratic businessman Patrick Murphy by more than 1,900 votes on Monday, according to the Associated Press, which has not yet called the race. West has not yet conceded.

North Carolina 7th
Democratic Rep. Mike McIntyre has a slim lead over Republican state Sen. David Rouzer. The recanvassing process is expected to conclude by Nov. 16. By then, there should be more clarity on this race, though Democrats in North Carolina and Washington, D.C., are confident McIntyre will pull out the win.